Definitive Healthcare is a SaaS data and analytics company that sells commercial intelligence to organizations operating in the U.S. healthcare market. Its core product is a subscription platform that aggregates and analyzes data on healthcare providers, organizations, affiliations, and claims, giving customers a searchable view of the U.S. healthcare ecosystem. Customers use the platform to identify sales targets, map hospital and physician networks, analyze prescribing patterns, and run targeted digital marketing campaigns. Definitive serves three customer segments: life sciences companies (biopharma and medical device firms using the platform for drug launch planning and physician targeting), a diversified segment (healthcare IT, staffing, and financial firms selling into healthcare), and providers (hospitals and health systems). Life sciences and diversified each represent roughly 45% of ARR, with providers at roughly 10%. Revenue is driven almost entirely by annual subscriptions billed upfront, with growth levers including new logos, upsell and cross-sell of additional data modules, and gross dollar retention at renewal. Adjusted gross margins run around 82%. A smaller and growing revenue stream is digital audience activation, where Definitive helps customers run targeted ad campaigns directed at specific healthcare professional audiences. Definitive is currently in a period of revenue decline, driven by elevated churn and downsell in life sciences, where biopharma customers have faced tighter budgets and slower drug launches. Management's recovery strategy focuses on expanding data sources, deepening enterprise system integrations, improving customer success, and building out the digital activation business.